LIGHT EMITTING DEVICE AND DISPLAY PANEL

Organization Name

chengdu boe optoelectronics technology co., ltd.

Inventor(s)

Juncong Li of Beijing CN

Rongrong Gao of Beijing CN

Xianwen Meng of Beijing CN

LIGHT EMITTING DEVICE AND DISPLAY PANEL

This abstract first appeared for US patent application 20250098405 titled 'LIGHT EMITTING DEVICE AND DISPLAY PANEL

Original Abstract Submitted

the present disclosure provides a light emitting device and a display panel, and belongs to the field of display technology. the light emitting device includes a first electrode, a second electrode and a light emitting functional layer arranged between the first electrode and the second electrode; the light emitting functional layer at least includes an electron transport layer and a hole blocking layer; the electron transport layer has a refractive index between 1.6 and 1.9, and an optical thickness in a range from 540 Å to 700 Å; and a difference between the refractive index of the electron transport layer and a refractive index of the hole blocking layer is less than or equal to 0.1.